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Add 20/18 and 40/27

1st number: 1 2/18, 2nd number: 1 13/27

20/18 + 40/27 is 70/27.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 27 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 18 × 3 = 54,
    20/18 = 20 × 3/18 × 3 = 60/54
  3. Likewise, for the 2nd fraction, since 27 × 2 = 54,
    40/27 = 40 × 2/27 × 2 = 80/54
  4. Add the two like fractions:
    60/54 + 80/54 = 60 + 80/54 = 140/54
  5. 140/54 simplified gives 70/27
  6. So, 20/18 + 40/27 = 70/27
    In mixed form: 216/27

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